How to fix the error ORA-00706: error changing format of file ‘string’?

In this post, you’ll learn more about the Oracle ErrorORA-00706: error changing format of file ‘string’ with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-00706: error changing format of file ‘string’

Reason for the Error ORA-00706: error changing format of file ‘string’

An attempt to change the block0 format of the specified file failed because the file is read-only or offline.

How to fix the Error ORA-00706: error changing format of file ‘string’ ?

You can fix this error in Oracle by following the below steps

Make the file read-write or bring the file online and set the BLK0_FMTCHG event.